5821308906 has 32 divisors (see below), whose sum is σ = 13410631680. Its totient is φ = 1650133296.

The previous prime is 5821308853. The next prime is 5821308907. The reversal of 5821308906 is 6098031285.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (5821308907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 540346 + ... + 551013.

It is an arithmetic number, because the mean of its divisors is an integer number (419082240).

Almost surely, 2^5821308906 is an apocalyptic number.

5821308906 is an abundant number, since it is smaller than the sum of its proper divisors (7589322774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5821308906 is a wasteful number, since it uses less digits than its factorization.

5821308906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091498.

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 5821308906 is about 76297.5026196795. The cubic root of 5821308906 is about 1798.8994204162.

The spelling of 5821308906 in words is "five billion, eight hundred twenty-one million, three hundred eight thousand, nine hundred six".